/*************************************************************************/
/*  Crypt.java                                                           */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                    http://www.godotengine.org                         */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur.                 */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* "Software"), to deal in the Software without restriction, including   */
/* without limitation the rights to use, copy, modify, merge, publish,   */
/* distribute, sublicense, and/or sell copies of the Software, and to    */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions:                                             */
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/* The above copyright notice and this permission notice shall be        */
/* included in all copies or substantial portions of the Software.       */
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package org.godotengine.godot.utils;

import java.security.MessageDigest;
import java.util.Random;

public class Crypt {

	public static String md5(String input){
        try {
            // Create MD5 Hash
            MessageDigest digest = java.security.MessageDigest.getInstance("MD5");
            digest.update(input.getBytes());
            byte messageDigest[] = digest.digest();
            
            // Create Hex String
            StringBuffer hexString = new StringBuffer();
            for (int i=0; i<messageDigest.length; i++)
                hexString.append(Integer.toHexString(0xFF & messageDigest[i]));
            return hexString.toString();
            
        } catch (Exception e) {
            e.printStackTrace();
        }   
        return "";
	}
	
	public static String createRandomHash(){
		return md5(Long.toString(createRandomLong()));
	}
	
	public static long createAbsRandomLong(){
		return Math.abs(createRandomLong());
	}
	
	public static long createRandomLong(){
		Random r = new Random();
		return r.nextLong();
	}
}
